Polymarket is the world’s largest prediction market, rapidly growing in volume and adoption.
The role involves building internal tools for US exchange operations, including payment reconciliation, transaction processing, and compliance systems.
The engineer will work across the full stack, creating frontend dashboards and backend APIs, collaborating with internal teams, and designing systems that handle high transaction volumes while meeting regulatory requirements.
The position requires experience in full-stack web development, working with APIs, and building data-heavy applications.
Benefits include competitive salary and equity, unlimited PTO, health, vision, dental coverage, and 401k match.
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Requirements
3-7 years of professional software development experience
Strong full-stack web development skills with TypeScript
Strong backend experience with Go
Solid experience with React and Node.js (Next.js experience is a plus)
Experience building data-heavy applications or internal tools
Ability to work with external APIs and integrate third-party services
Strong collaboration and communication skills
Bias for action and iterative shipping
Builder's mindset
(Plus) Experience with MongoDB
(Plus) Background in fintech, payments, reconciliation systems, or regulated environments
(Plus) Familiarity with customer service or operations tooling
(Plus) Understanding of financial data modeling and audit requirements
(Plus) Bachelor's degree in Computer Science or equivalent
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Benefits
Competitive salary & equity
Unlimited PTO, Health, Vision, & Dental coverage
401k match
Hardware setup — new MacBook Pro, big display, & accessories